[INFO] fetching crate flipdot-serial 0.6.0...
[INFO] documenting flipdot-serial-0.6.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate flipdot-serial 0.6.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate flipdot-serial 0.6.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flipdot-serial 0.6.0
[INFO] finished tweaking crates.io crate flipdot-serial 0.6.0
[INFO] tweaked toml for crates.io crate flipdot-serial 0.6.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1492f89b445fc4119e2a146e884885c373d3023cf2b0512186068c320024e717
[INFO] running `Command { std: "docker" "start" "-a" "1492f89b445fc4119e2a146e884885c373d3023cf2b0512186068c320024e717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1492f89b445fc4119e2a146e884885c373d3023cf2b0512186068c320024e717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1492f89b445fc4119e2a146e884885c373d3023cf2b0512186068c320024e717", kill_on_drop: false }`
[INFO] [stdout] 1492f89b445fc4119e2a146e884885c373d3023cf2b0512186068c320024e717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cbbdf731c74c46d9bd9dcf947350bfbe6a729715fa55f86b59579d33eb73a06
[INFO] running `Command { std: "docker" "start" "-a" "5cbbdf731c74c46d9bd9dcf947350bfbe6a729715fa55f86b59579d33eb73a06", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking flipdot-core v0.6.0
[INFO] [stderr]  Documenting flipdot-serial v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "5cbbdf731c74c46d9bd9dcf947350bfbe6a729715fa55f86b59579d33eb73a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbbdf731c74c46d9bd9dcf947350bfbe6a729715fa55f86b59579d33eb73a06", kill_on_drop: false }`
[INFO] [stdout] 5cbbdf731c74c46d9bd9dcf947350bfbe6a729715fa55f86b59579d33eb73a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9a6b2707d2e466187813c323255db6917f1267f8b5c57bf83dd60515a2ee4741
[INFO] running `Command { std: "docker" "start" "-a" "9a6b2707d2e466187813c323255db6917f1267f8b5c57bf83dd60515a2ee4741", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking flipdot-core v0.6.0
[INFO] [stderr]  Documenting flipdot-serial v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "9a6b2707d2e466187813c323255db6917f1267f8b5c57bf83dd60515a2ee4741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6b2707d2e466187813c323255db6917f1267f8b5c57bf83dd60515a2ee4741", kill_on_drop: false }`
[INFO] [stdout] 9a6b2707d2e466187813c323255db6917f1267f8b5c57bf83dd60515a2ee4741